Graphical user interface for a display screen or portion thereof



FIG. 1 is a front view of a graphical user interface for a displayscreen or portion thereof showing our new design;

FIG. 2 is a front view of a second embodiment thereof;

FIG. 3 is a front view of a third embodiment thereof;

FIG. 4 is a front view of a fourth embodiment thereof; and

FIG. 5 is a front view of a fifth embodiment thereof;

FIG. 6 is a front view of a sixth embodiment thereof;

FIG. 7 is a front view of a seventh embodiment thereof; and,

FIG. 8 is a front view of an eighth embodiment thereof.

The broken line showing of the display screen or portion thereof in allviews is not part of the claimed design.

The AT&T trademark in the upper left corner of the Figure is theproperty of AT&T Intellectual Property II, L.P. The YouTube trademark onthe left hand side of the Figures is the property of Google Inc. TheiTunes trademark on the left hand side of the Figures is the property ofApple Inc. The App Store trademark on the bottom of the Figures is theproperty of Apple Inc. The Safari trademark on the bottom of the Figuresis the property of Apple Inc. The iPod trademark on the bottom rightcorner of the Figures is the property of Apple Inc. Trademarks are theproperty of their respective owners.

The ornamental design for a graphical user interface for a displayscreen or a portion thereof, as shown and described.